الوصف

1)Power Supply: 8pcs 1.5V Batteries in Series 2)Emitting Frequency: 6.*9KHz 3)Signal Frequency: **7KHz 4)Indicators: Visual: Lever Meter Sound: 2"Speaker or Earphone(Earphone not included) 5)Function: Disc: Ground Balance Controls Distinguish Ferrous and Non-Ferrous Metal 6)Controls: Disc Control; Ground Balance Control Tune Control; Sensitivity control Discrimination Control Zeroing Control 7)Operating Current: **0mA MAX at MAX Volume 8)The Detecting Depth (Max): 1.***3.5 Meters 9)Sensitivity: *5cm for a US(*5cent)quarter with meter Indication at min, discrimination *0)Export Packing: 4PCS /Carton 0.***6CBM (*4**1**7cm) *1)Attachment: Battery box and battery bag